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My Curriculum

Diane Siekmann

3rd Grade Math

Sunset Canyon School

Phoenix, AZ

Urban Environment

Similar Teachers

View all Master Teachers3rd Grade Math

(9 Units, 80 Lessons)

Unit 2 - Subtraction(5 Lessons)

Pumpkin Problems: Estimates to Actuals

3rd Grade Math

» Unit:

Subtraction

Big Idea:Critical to mathematical success is developing the sophistication of students’ strategies simultaneously with the teaching and application of key mathematical knowledge.

16 Resources

8 Favorites

16 Resources

8 Favorites

Break It Apart

3rd Grade Math

» Unit:

Subtraction

Big Idea:Teaching subtraction, through place value, solidifies foundational concepts while developing flexibility and fluency.

21 Resources

10 Favorites

21 Resources

10 Favorites

How Much More Can I Spend?

3rd Grade Math

» Unit:

Subtraction

Big Idea:Students practice their mental math subtraction strategies using book orders and recording on a balance sheet.

14 Resources

2 Favorites

14 Resources

2 Favorites

Make A Ten To Subtract

3rd Grade Math

» Unit:

Subtraction

Big Idea:Students learn nines are easy to subtract. Just think ten...take away 1.

16 Resources

3 Favorites

16 Resources

3 Favorites

Subtract Across Zero Using Number Lines

3rd Grade Math

» Unit:

Subtraction

Big Idea:Using a number line to subtract across zeros supports students conceptual understanding of crossing decades when subtracting.

19 Resources

21 Favorites

19 Resources

21 Favorites